84839560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 224179200

約数和(自身を除く): 139339640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 190, 247, 248, 260, 277, 310, 380, 403, 494, 520, 554, 589, 620, 760, 806, 988, 1108, 1178, 1235, 1240, 1385, 1612, 1976, 2015, 2216, 2356, 2470, 2770, 2945, 3224, 3601, 4030, 4712, 4940, 5263, 5540, 5890, 7202, 7657, 8060, 8587, 9880, 10526, 11080, 11780, 14404, 15314, 16120, 17174, 18005, 21052, 23560, 26315, 28808, 30628, 34348, 36010, 38285, 42104, 42935, 52630, 61256, 68419, 68696, 72020, 76570, 85870, 105260, 111631, 136838, 144040, 153140, 163153, 171740, 210520, 223262, 273676, 306280, 326306, 342095, 343480, 446524, 547352, 558155, 652612, 684190, 815765, 893048, 1116310, 1305224, 1368380, 1631530, 2120989, 2232620, 2736760, 3263060, 4241978, 4465240, 6526120, 8483956, 10604945, 16967912, 21209890, 42419780, 84839560]

約数ペア:

[(1, 84839560), (2, 42419780), (4, 21209890), (5, 16967912), (8, 10604945), (10, 8483956), (13, 6526120), (19, 4465240), (20, 4241978), (26, 3263060), (31, 2736760), (38, 2232620), (40, 2120989), (52, 1631530), (62, 1368380), (65, 1305224), (76, 1116310), (95, 893048), (104, 815765), (124, 684190), (130, 652612), (152, 558155), (155, 547352), (190, 446524), (247, 343480), (248, 342095), (260, 326306), (277, 306280), (310, 273676), (380, 223262), (403, 210520), (494, 171740), (520, 163153), (554, 153140), (589, 144040), (620, 136838), (760, 111631), (806, 105260), (988, 85870), (1108, 76570), (1178, 72020), (1235, 68696), (1240, 68419), (1385, 61256), (1612, 52630), (1976, 42935), (2015, 42104), (2216, 38285), (2356, 36010), (2470, 34348), (2770, 30628), (2945, 28808), (3224, 26315), (3601, 23560), (4030, 21052), (4712, 18005), (4940, 17174), (5263, 16120), (5540, 15314), (5890, 14404), (7202, 11780), (7657, 11080), (8060, 10526), (8587, 9880)]